US subsidiaries of UK insurance giant Aviva have filed a lawsuit against the three former leaders of defunct law firm Dewey & LeBoeuf relating to the firm’s $125m (£77.1m) bond offering in 2010.

The claim was filed against former Dewey chairman Steven Davis, former executive director Stephen DiCarmine and former chief financial officer Joel Sanders on Friday (14 December) in Iowa Southern District Court by Aviva Life and Annuity Company and Aviva Life and Annuity Company of New York.